Home / 306,465,828.30-422,931,775.13-167,245,557.94

Finding the Fourth Proportional to 306,465,828.30, 422,931,775.13 and 167,245,557.94

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Solution

The fourth proportional to 306,465,828.30, 422,931,775.13 and 167,245,557.94 is: 230,803,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,465,828.30 : 422,931,775.13 = 167,245,557.94 : x
  2. Step 2: Convert to fraction form
    306,465,828.30/422,931,775.13 = 167,245,557.94/x
  3. Step 3: Cross multiply
    306,465,828.30x = 422,931,775.13 × 167,245,557.94
  4. Step 4: Simplify right side
    306,465,828.30x = 70,733,460,702,171,464
  5. Step 5: Solve for x
    x = 70,733,460,702,171,464/306,465,828.30
  6. Step 6: Final answer
    x = 230,803,744.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.